Question

Calcule a raiz das seguintes funções:

a) F(x)=2x-8

b)G(x)=-1/5x+2

c)Y=-5x

d)Y=x+1/2

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Answer 1

Resposta:

a) 2x - 8 = 0

2x = 8

x = 8/2

x = 4

b) 1/5x + 2 = 0

1/5x = - 2

x = - 10

c) - 5x = 0

x = 0

d) x + 1/2 = 0

x = - 1/2